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目的了解攀枝花市2012—2014年流行性感冒(流感)流行状况,为流感防控提供参考依据。方法对2012—2014年攀枝花市流感哨点医院监测数据及病原学资料进行分析。结果 2012年攀枝花市哨点医院报告的流感样病例就诊比例(ILI%)为2.14%;2012—2014年的流感阳性率为13.43%、13.30%、9.76%;2012年为流感病毒亚型Bv与H3交替流行,2013年为新甲H1N1与By交替流行,2014年以H3流行为主兼有新甲H1N1与By;0~14岁组的ILI占91.51%,病毒检出占89.35%;60岁~组病毒阳性率最高,为30.30%。结论攀枝花市2012—2014年流感病毒由3种亚型交替或混合流行,0~14岁婴幼儿童和>60岁的老人为流感防控重点人群。
Objective To understand the prevalence of influenza (influenza) in Panzhihua from 2012 to 2014 and provide a reference for prevention and control of influenza. Methods The surveillance data and etiological data of sentinelly sentinel hospitals in Panzhihua from 2012 to 2014 were analyzed. Results The proportion of flu-like cases (ILI%) reported by sentinel hospitals in Panzhihua City in 2012 was 2.14%. The positive rates of influenza in 2012-2014 were 13.43%, 13.30% and 9.76% H3 was epidemic. In 2013, H1N1 and By were alternately epidemic. In 2014, the prevalence of H3 was 91.51% with IL-H1N1 and By; while the ILI in 0-14-year-old group accounted for 89.35% ~ The highest positive rate of virus group was 30.30%. Conclusions Pandemic influenza virus was epidemic by alternate or mixed three subtypes in 2012-2014 in Panzhihua City. Infants and young children aged 0-14 years old and elderly> 60 years old were the key people in the prevention and control of influenza.